Concessão da patente
#16.1
02/22/1983
RPI 644
The letters patent expired on 08/19/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 02/22/1983. We update with every new RPI gazette, published weekly.
Applicants
I. K. (pessoa física)
JP
Inventors
Y. U. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/22/1983
RPI 644
#13.1
01/18/1983
RPI 639
#13.1
11/30/1982
RPI 632
09/21/1982
RPI 622
12/29/1981
RPI 584
#21.1
Patente extinta em 05/11/89
08/19/2008
RPI 1963
Same category
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